- Bioequivalence and absolute bioavailability of oblong and coated levomepromazine tablets in CYP2D6 phenotyped subjects. Bagli, M., Höflich, G., Rao, M.L., Langer, M., Baumann, P., Kolbinger, M., Barlage, U., Kasper, S., Möller, H.J. International journal of clinical pharmacology and therapeutics. (1995)